SDL: use E(X^2) - E(X)^2 for variance to reduce an optimizer pass

[supertux.git] / src / random_generator.cpp

diff --git a/src/random_generator.cpp b/src/random_generator.cpp
index dbf23c9..90fbd5c 100644 (file)
--- a/src/random_generator.cpp
+++ b/src/random_generator.cpp
@@ -37,7 +37,7 @@
 
 
 #include <stdexcept>
-#include <ctime>
+#include <time.h>
 #include <cassert>
 #include "random_generator.hpp"